DrJack's BLIPSPOT for: FRI 03/20 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 60.5 - - 63.3 - - - Temp@2m Sfc.Heating - - - - - - 265 - - 147 - - - Sfc.Heating BL Depth - - - - - - 2391 - - 2787 - - - BL Depth Hcrit - - - - - - 3988 - - 4033 - - - Hcrit BL Top - - - - - - 4949 - - 5345 - - - BL Top Hgt.Variab. - - - - - - 1457 - - 1940 - - - Hgt.Variab. W* - - - - - - 357 - - 309 - - - W* B/S - - - - - - 3 - - 2 - - - B/S BL Wind - - - - - - 21 - - 26 - - - BL Wind Direction - - - - - - 237 - - 240 - - - Direction Wind Shear - - - - - - 12 - - 16 - - - Wind Shear Max.Converg - - - - - - -11 - - -10 - - - Max.Converg CLOUDpotent - - - - - - -2536 - - -2083 - - - CLOUDpotentl sfcLCL - - - - - - 7486 - - 7428 - - - sfcLCL ODpotential - - - - - - -5047 - - -4408 - - - ODpotential blCL - - - - - - 9996 - - 9753 - - - blCL maxRH - - - - - - 91 - - 88 - - - maxRH CAPE - - - - - - 0 - - 30 - - - CAPE Temp@2m - - - - - - 60.5 - - 63.3 - - - Temp@2m DewPt@2m - - - - - - 37.5 - - 40.5 - - - DewPt@2m Temp@Bot - - - - - - 58.6 - - 62.2 - - - Temp@Bot DewPt@Bot - - - - - - 36.7 - - 40.0 - - - DewPt@bot Sfc.Heating - - - - - - 265 - - 147 - - - Sfc.Heating BL Depth - - - - - - 2391 - - 2787 - - - BL Depth EXPERIMENT - - - - - - 64 - - 52 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96529 30 248 23 254 96529 89404 10 225 15 233 89404 83898 2 176 4 278 83898 79299 4 035 3 346 79299 75319 6 347 2 035 75319 71802 10 316 10 332 71802 68630 10 333 9 318 68630 65711 17 311 4 094 65711 62978 30 303 28 324 62978 60320 27 298 37 310 60320 57537 20 307 43 315 57537 54617 39 320 44 306 54617 51803 41 308 37 307 51803 49263 37 312 32 311 49263 46987 43 323 44 319 46987 44932 51 317 51 317 44932 43065 50 315 53 316 43065 41360 49 321 57 319 41360 39799 56 332 64 326 39799 38362 72 334 72 327 38362 37028 82 331 74 322 37028 35750 80 328 72 320 35750 34457 76 328 72 320 34457 33121 73 328 72 318 33121 31743 69 326 70 318 31743 30312 65 324 68 318 30312 28818 62 322 65 319 28818 27260 61 317 62 320 27260 25640 58 312 58 321 25640 23959 52 309 49 323 23959 22219 40 311 43 320 22219 20410 30 302 42 316 20410 18526 28 290 45 310 18526 16613 28 292 44 297 16613 14778 25 293 38 286 14778 13111 25 285 38 280 13111 11624 27 283 41 279 11624 10293 29 280 39 274 10293 9102 28 276 39 268 9102 8037 26 269 41 261 8037 7088 25 261 41 258 7088 6248 27 247 34 249 6248 5502 26*239 30*242 5502 4830 24*236 29*241 4830 4231 23 236 29 240 4231 3729 22 236 28 240 3729 3341 21 237 26 240 3341 3073 19 237 24 240 3073 2910 16 237 20 239 2910 2816 12 238 14 239 2816 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography